Home / 442,606,411.20-663,909,616.80-224,928,177.60

Finding the Fourth Proportional to 442,606,411.20, 663,909,616.80 and 224,928,177.60

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Solution

The fourth proportional to 442,606,411.20, 663,909,616.80 and 224,928,177.60 is: 337,392,266.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,606,411.20 : 663,909,616.80 = 224,928,177.60 : x
  2. Step 2: Convert to fraction form
    442,606,411.20/663,909,616.80 = 224,928,177.60/x
  3. Step 3: Cross multiply
    442,606,411.20x = 663,909,616.80 × 224,928,177.60
  4. Step 4: Simplify right side
    442,606,411.20x = 149,331,980,197,938,336
  5. Step 5: Solve for x
    x = 149,331,980,197,938,336/442,606,411.20
  6. Step 6: Final answer
    x = 337,392,266.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.